Physics · Statistical Methods
Which of these percentages fall within the standard range of upper and lower groups in item analysis? (a) 20 percent (b) 25 percent (c) 27 percent (d) 33 percent Choose the correct option from the following:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(a), (b) and (d)
- 2(a), (c) and (d)
- 3(b), (c) and (d)✓
- 4(a), (b) and (c)
Correct answer
(b), (c) and (d)
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